Part number 3511-7 appears under 4 stock numbers

Manufacturers reuse part numbers across items. Each stock number below is its own federal item record — pick the one your drawing or solicitation cites.

3040-01-053-7619 — CONNECTING LINK,RIGID · FSC 3040
5305-01-567-9026 — SCREW,CAP,HEXAGON HEAD · FSC 5305
4820-01-174-6155 — VALVE,RELIEF,PRESSURE AND TEMPER · FSC 4820
6515-01-729-5150 — TUBE,TRACHEAL · FSC 6515